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Light and Optics Questions - All Grades

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Grade 3 Light and Optics
A black dog reflects what colors?
  1. All
  2. None
  3. Black
  4. Red
Grade 4 Light and Optics
Light moves slowly in air.
  1. True
  2. False
Grade 5 Light and Optics
A                  is used to separate white light into all its colors.
  1. polarized filter
  2. lens
  3. prism
  4. magnifying glass
Grade 3 Light and Optics
Refraction is the bending of light.
  1. True
  2. False
Grade 8 Light and Optics
What is the main difference between microscopes and telescopes?
  1. Telescopes are used for distant objects, while microscopes are for nearby objects.
  2. Microscopes use mirrors, while telescopes use lenses.
  3. Telescopes use visible light, while microscopes use electron beams.
  4. Telescopes have three objective lenses, while microscopes have no lens at all.
Grade 3 Light and Optics
White light is really
  1. all colors of light mixed.
  2. a mixture of yellow and white light.
  3. bright in the morning.
  4. a mixture of red and green light.
Grade 9 Light and Optics
A flat surface that produces an image by regular reflection is                  .
  1. a plane mirror
  2. a convex mirror
  3. a concave mirror
  4. none of the above
Grade 9 Light and Optics
The reflection of light off a shiny, smooth surface is                     .
  1. diffuse reflection
  2. regular reflection
  3. irregular reflection
  4. none of the above
Grade 6 Light and Optics
Which of the following is an example of refraction?
  1. Glass filled with water
  2. A periscope
  3. A mirror
  4. None of the above
Grade 4 Light and Optics
Which term describes the bending of light?
  1. refraction
  2. reflection
  3. absorption
  4. translucent
Grade 6 Light and Optics
Which of the following is a mixture of all the colors of the rainbow, with different colors being the result of different wavelengths?
  1. infrared radiation
  2. visible light
  3. ultraviolet radiation
  4. scattering
Grade 5 Light and Optics
The electrostatic spectrum is light we see.
  1. True
  2. False
Grade 4 Light and Optics
Which term describes light bouncing off an object?
  1. refraction
  2. reflection
  3. translucent
  4. transformation
Grade 4 Light and Optics
Which type of objects allow ALL light to pass through?
  1. transparent
  2. translucent
  3. opaque
  4. None of these
Grade 6 Light and Optics
Which of the following is an example of reflection?
  1. Glass filled with water
  2. A waterfall
  3. A mirror
  4. A wall
Grade 4 Light and Optics
                occurs when light is taken in by an object.
  1. Refraction
  2. Reflection
  3. Absorption
  4. Opaque
Grade 8 Light and Optics
Which electromagnetic radiation possesses some of the shortest wavelengths and highest frequencies?
  1. Visible light
  2. Infrared waves
  3. Gamma rays
  4. Radio waves
Grade 6 Light and Optics


Which material is opaque?
  1. 1
  2. 2
  3. 3
  4. 4
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